Home / 5,416,403.72-7,470,278.58-4,761,629.80

Finding the Fourth Proportional to 5,416,403.72, 7,470,278.58 and 4,761,629.80

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Solution

The fourth proportional to 5,416,403.72, 7,470,278.58 and 4,761,629.80 is: 6,567,217.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,403.72 : 7,470,278.58 = 4,761,629.80 : x
  2. Step 2: Convert to fraction form
    5,416,403.72/7,470,278.58 = 4,761,629.80/x
  3. Step 3: Cross multiply
    5,416,403.72x = 7,470,278.58 × 4,761,629.80
  4. Step 4: Simplify right side
    5,416,403.72x = 35,570,701,100,829.68
  5. Step 5: Solve for x
    x = 35,570,701,100,829.68/5,416,403.72
  6. Step 6: Final answer
    x = 6,567,217.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.